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Home >> Chevrolet >> 2012 >> Cruze LT, Standard Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 202 (Lighting System) >> Diagnostic Information and Procedures >> Automatic Light Malfunction >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2011 Chevrolet Cruze. However, it is still accessible from the selected car via links, so may be relevant.

Ignition ON, observe the scan tool Ambient Light Sensor parameter. The reading should be between 1.4-4.5 V and change with ambient light changes.